html,body{
  width: 100%;
  height: 100%;
  overflow: hidden;
}
section{
  width: 95%;
  height: auto;
  overflow: hidden;
  margin: 0 auto;
  line-height: 50px;
}
h1{
  text-align: center;
  font-size: 26px;
  font-weight: 600;
  margin: 20px 0;
}